PCTL_BFINT_ENAB
bus_space_write_1(iot, ioh, PCTL, sc->sc_phase | PCTL_BFINT_ENAB);
bus_space_write_1(iot, ioh, PCTL, sc->sc_phase | PCTL_BFINT_ENAB);
bus_space_write_1(iot, ioh, PCTL, sc->sc_phase | PCTL_BFINT_ENAB);
bus_space_read_1(iot, ioh, PCTL) & ~PCTL_BFINT_ENAB);
sc->sc_phase | PCTL_BFINT_ENAB);